Yoke for an engraving apparatus



FIG. 1 is a perspective view of a yoke for an engraving apparatus showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a top plan view thereof;

FIG. 5 is a bottom plan view thereof;

FIG. 6 is a right end view thereof;

FIG. 7 is a left end view thereof. 

The ornamental design for a yoke for an engraving apparatus, substantially as shown and described. 